CN107023624A - A kind of large speed ratio stepless speed change device - Google Patents
A kind of large speed ratio stepless speed change device Download PDFInfo
- Publication number
- CN107023624A CN107023624A CN201710260718.8A CN201710260718A CN107023624A CN 107023624 A CN107023624 A CN 107023624A CN 201710260718 A CN201710260718 A CN 201710260718A CN 107023624 A CN107023624 A CN 107023624A
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- China
- Prior art keywords
- crank
- speed change
- speed ratio
- change device
- bending moment
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
- F16H37/126—Guiding mechanism using levers combined with gearings for straight line output movement, e.g. by using gears or pulleys with ratio 2:1
Abstract
The invention discloses a kind of large speed ratio stepless speed change device, wherein, including：The bearing hole that input shaft is embedded in speed change chamber interior wall by the rolling bearing of the axle two ends shaft shoulder is fixed, and driving wheel is fixed on input shaft；Linear electric motors built in bending moment governor motion are socketed on the radial spoke guide rail of driving wheel；Control signal is transmitted to linear electric motors built in bending moment governor motion by slip ring, and controls the radially spoke guide rail motion of bending moment governor motion；The crank of slider-crank mechanism is connected with bending moment governor motion by oscillating bearing；The crank of slider-crank mechanism is connected with sliding block also by oscillating bearing；The sliding block of slider-crank mechanism is with driving the rack of rack group to be connected；The inner ring gear of driven gear group is connected firmly with single-phase Geneva mechanism；The inner ring of single-phase Geneva mechanism is connected firmly with output shaft；Flywheel mechanism is socketed in the stage casing of output shaft and connected firmly by straight pin with output shaft socket.
Description
Technical field
The invention belongs to technical field of network security, more particularly to a kind of Host Supervision System based on micro services framework.
Background technology
The speed changer of traditional type mainly has 2 kinds of forms, and one kind is that automatic transmission AT uses mechanical energy-fluid energy-machinery
Variable speed is realized in the conversion of energy, is mainly made up of fluid torque-converter and rearmounted planetary transmission, and speed changer mainly should
It is related to used in automobile, engineering machinery and ship etc. in the links of gear.
Another buncher (CVT) changes gearratio as transmission medium using steel band, chain and steel ball etc. and passed
Pass motion (current automobile industry is widely used).
Large speed ratio constant speed cvt output device application crank connecting link, sliding block, guide rail and gear pair structure assembly servo control
System processed.The stepless transmission of large speed ratio is realized, feature is that gearratio is big, and output accuracy is high, and transmission power is big, especially can be achieved on
Constant speed output will be converted into by input speed in a big way.Series of products can be made according to applying working condition.
The speed changer of traditional type mainly has 2 kinds of forms, and one kind is that automatic transmission AT uses mechanical energy-fluid energy-machinery
Variable speed is realized in the conversion of energy, is mainly made up of fluid torque-converter and rearmounted planetary transmission, and speed changer mainly should
It is related to used in automobile, engineering machinery and ship etc. in the links of gear, ratio coverage is big, can transmit high-power,
As a result of fluid power torquer device so transmission efficiency is low, constant speed poor-performing is exported.
Another buncher (CVT) changes gearratio as transmission medium using steel band, chain and steel ball etc. and passed
Motion (current automobile industry is widely used) is passed, transmission accuracy is higher, output speed is stable, but be limited to structure type (dependence
Frictional force transmission motion) transmission power is smaller, and limit it and use scope.
The content of the invention
It is an object of the invention to provide a kind of large speed ratio stepless speed change device, how in limited structure in solution
The problem of high-power constant speed of large speed ratio exports the buncher of purely mechanic transmission is realized in product.
A kind of large speed ratio stepless speed change device of the present invention, wherein, including：An at least crank connecting rod sliding block mechanism, crank connects
Bar slide block mechanism includes：Input shaft, driving wheel, bending moment governor motion, slider-crank mechanism, driving rack group, driven gear group,
Single-phase Geneva mechanism, output shaft and flywheel mechanism；Input shaft is embedded in speed change chamber interior wall by the rolling bearing of the axle two ends shaft shoulder
Bearing hole fix, driving wheel is fixed on input shaft；Linear electric motors built in bending moment governor motion are socketed in the radial spoke of driving wheel
On bar guide rail；Control signal is transmitted to linear electric motors built in bending moment governor motion by slip ring, and controls bending moment governor motion edge
Radial spoke guide rail is moved, to change the crank driving position of the fulcrum of slider-crank mechanism and change the sliding block of slider-crank mechanism
Movement velocity；The crank of slider-crank mechanism is connected with bending moment governor motion by oscillating bearing；The song of slider-crank mechanism
Handle is connected with sliding block also by oscillating bearing；The sliding block of slider-crank mechanism is with driving the rack of rack group to be connected；Drive rack
The rack of group engages the crankmotion that the linear reciprocating motion of rack is converted to gear with the gear of driven gear group；From
The inner ring gear of moving gear group is connected firmly with single-phase Geneva mechanism, the outer ring of single-phase Geneva mechanism and the gear synchronous of driven gear group
Rotate；The inner ring of single-phase Geneva mechanism is connected firmly with output shaft；The single-phase sheave when the gear reciprocating rotary motion of driven gear group
Mechanism only by single direction rotation pass to output shaft be allowed to can only single direction rotation, output shaft is embedding by the rolling bearing of the axle two ends shaft shoulder
The bearing hole for entering speed change chamber interior wall is fixed, and flywheel mechanism is socketed in the stage casing of output shaft and is socketed by straight pin and output shaft solid
Connection.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, the peace of large speed ratio stepless speed change device
In closed gearbox body, configuration pressure regulating device and lubricating system in gearbox body.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, the extraneous energy of gearbox body is to revolve
The dynamic form input of transhipment is converted to moment of torsion by executing agency and is delivered to input shaft.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, driving wheel is consolidated in the way of key is connected
It is scheduled on input shaft.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, in addition to：Reponse system is controlled, is used
In the output speed according to setting and different operating modes according to the corresponding control signal of output.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, in addition to：The cunning of slider-crank mechanism
Block is with driving the rack of rack group to be bolted.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, in addition to：The gear of driven gear group
Inner ring is connected by key with single-phase Geneva mechanism and connected firmly.
According to the present invention large speed ratio stepless speed change device an embodiment, wherein, the inner ring of single-phase Geneva mechanism with it is defeated
Shaft is connected firmly by key connection.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, including：N crank connecting rod sliding block machine
Structure, the phase difference of 2n bending moment governor motion of n crank connecting rod sliding block mechanism is 360 degree divided by 2n.
According to an embodiment of the large speed ratio stepless speed change device of the present invention, wherein, control reponse system passes through input shaft
The change of the velocity sensor sensing input speed of upper installation and according to the output signal drive installation of control program in driving wheel
On bending moment governor motion change position of the crank driving fulcrum on driving wheel radially spoke of slider-crank mechanism, crank
Drive change in location of the fulcrum on active wheel spoke to result in crank and drive fulcrum changing to the i.e. diameter of driving wheel axle center distance
Become.
A kind of large speed ratio stepless speed change device of the present invention, realizes the high-power constant speed of large speed ratio in limited structural volume
The buncher of purely mechanic transmission is exported, this is also the objective of the struggle of several generations transmission field mechanical engineer, but be limited to existing
There is mentality of designing to never have breakthrough, the present invention passes through crank connecting link, sliding block, guide rail and gear pair structure assembly SERVO CONTROL system
System solves this problem.
Brief description of the drawings
Fig. 1 show the lateral plan of large speed ratio stepless speed change device of the present invention；
Fig. 2 show the structural representation of bull crank connecting rod sliding block mechanism Parallel opertation.
Embodiment
To make the purpose of the present invention, content and advantage clearer, with reference to the accompanying drawings and examples, to the present invention's
Embodiment is described in further detail.
Fig. 1 show the lateral plan of large speed ratio stepless speed change device of the present invention, as shown in figure 1, large speed ratio variable speed
Device includes：Input shaft 1, driving wheel 2, bending moment governor motion 3, slider-crank mechanism 4, driving rack group 5, driven gear group 6,
Single-phase Geneva mechanism 7, output shaft 8 and flywheel mechanism 9.
(match somebody with somebody as shown in figure 1, the structural assembly of large speed ratio stepless speed change device is arranged in closed gearbox body in casing
Put pressure regulating device and lubricating system), extraneous energy is inputted in the form of rotary motion is converted to moment of torsion biography by executing agency
Input shaft 1 is delivered to, specific constructive form will be turned round for extraneous input torque (such as wind-driven generator wind page axle) by gear drive
Square passes to input shaft 1, and the bearing hole that input shaft 1 is embedded in speed change chamber interior wall by the rolling bearing of the axle two ends shaft shoulder is fixed, main
Driving wheel 2 is fixed on input shaft 1 in the way of key is connected.Linear electric motors built in bending moment governor motion 3 are socketed in the radial direction of driving wheel 2
On spoke guide rail.Reponse system is controlled to export phase according to control program operation result according to the output speed and different operating modes of setting
The control signal answered, control signal is transmitted to linear electric motors built in bending moment governor motion 3 by slip ring and controls it in driving wheel 2
Radially spoke guide rail is moved, and this motion changes the crank driving position of the fulcrum of slider-crank mechanism 4 and changes the motion of sliding block
Speed.The crank of slider-crank mechanism 4 is connected with bending moment governor motion 3 by oscillating bearing；The crank of slider-crank mechanism 4 with
Sliding block is connected also by oscillating bearing.The sliding block of slider-crank mechanism 4 is with driving the rack of rack group 5 to be bolted.Drive
The rack of carry-over bar group 5 engages the reciprocating rotary that the linear reciprocating motion of rack is converted to gear with the gear of driven gear group 6
Transhipment is dynamic.The inner ring gear of driven gear group 6 is connected by key with single-phase Geneva mechanism 7 and connected firmly, it is ensured that single-phase Geneva mechanism 7
Outer ring and the gear synchronous of driven gear group 6 are rotated；The inner ring of single-phase Geneva mechanism 7 is connected with output shaft 8 by key to be connected firmly.When
During the gear reciprocating rotary motion of driven gear group 6 single-phase Geneva mechanism 7 single direction rotation is only passed to that output shaft 8 is allowed to can only
Single direction rotation.The bearing hole that output shaft 8 is embedded in speed change chamber interior wall by the rolling bearing of the axle two ends shaft shoulder is fixed.Flywheel mechanism 9
It is socketed in the stage casing of output shaft 8 and is connected firmly by straight pin with the socket of output shaft 8.
As shown in figure 1, the operation principle of large speed ratio constant speed cvt output device is summarized as follows：
The random change of extraneous input energy causes the change of moment of torsion and is presented as the change of 1 input shaft rotating speed.Control is anti-
Feedback system senses the change of input speed and according to the output signal of control program by the velocity sensor installed on input shaft 1
The crank that bending moment governor motion 3 of the drive installation on driving wheel 2 changes slider-crank mechanism 4 drives fulcrum on the edge of driving wheel 2
Position on radial spoke, crank drives change in location of the fulcrum on the spoke of driving wheel 2 to result in crank and drives fulcrum to master
The axle center distance of driving wheel 2 is the change of diameter, and the change of above-mentioned diameter makes crank drive the linear velocity of fulcrum to change and will transport
The dynamic driving rack that driving rack group 5 is passed to along crank, the rack of driving rack group 5 is engaged with the gear of driven gear group 6
The linear reciprocating motion of rack is converted into the crankmotion of gear and the speed change of rack is converted into driven gear
The speed of rotation of the gear of group 6 changes it is achieved thereby that the variable speed of mechanism.The drive of driving rack group 5 is understood by theory of mechanics
The movement locus of carry-over bar is egg curve；Speed, which becomes, turns to sine curve.Single-phase Geneva mechanism 7 can only will drive rack group 5
Maximum line velocity pass to driven gear group 6 gear and by key connection exported by output shaft 8.
Fig. 2 show the structural representation of bull crank connecting rod sliding block mechanism Parallel opertation, as shown in Figure 1 and Figure 2, is
Ensure the ride comfort of output speed, it is defeated that large speed ratio constant speed cvt output device employs bull crank connecting rod sliding block mechanism parallel connection
Go out, two sets of driving wheels 2 often cover configures 2 groups of bending moment governor motions 3 by 180 °, and the phase difference of 4 groups of bending moment governor motions 3 of guarantee is
90 °, for improve output speed ride comfort can also increase driving wheel 22,6 sets of the driving wheel executing agency of number such as 3 or 4
2,8 sets of executing agencies of driving wheel etc..It can so ensure that the maximal rate output point of 8 output shafts increases along 8 output shaft, 360 degree of density
Improved the ride comfort of rotating speed output.For n driving wheel, 2n bending moment governor motion, the phase of 2n bending moment governor motion
Potential difference is 360 degree divided by 2n.
As shown in Figure 1 and Figure 2, the control feedback system in the course of work of above large speed ratio constant speed cvt output device
System senses input speed and controls output speed in real time, it is ensured that the rotating speed that output is specified.To further ensure that the flat of speed output
Stability has been socketed 9 flywheel mechanisms on 2 active flywheel mechanisms reduces the rate fluctuation of output speed using the gyroscopic effect of flywheel,
Improve the ride comfort of output speed.
A kind of large speed ratio stepless speed change device of the present invention, realizes the high-power constant speed of large speed ratio in limited structural volume
The buncher of purely mechanic transmission is exported, this is also the objective of the struggle of several generations transmission field mechanical engineer, but be limited to existing
There is mentality of designing to never have breakthrough, the present invention passes through crank connecting link, sliding block, guide rail and gear pair structure assembly SERVO CONTROL system
System solves this problem.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these improve and deformed
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of large speed ratio stepless speed change device, it is characterised in that including：At least a crank connecting rod sliding block mechanism, crank connecting link
Slide block mechanism includes：Input shaft, driving wheel, bending moment governor motion, slider-crank mechanism, driving rack group, driven gear group, list
Phase Geneva mechanism, output shaft and flywheel mechanism；
The bearing hole that input shaft is embedded in speed change chamber interior wall by the rolling bearing of the axle two ends shaft shoulder is fixed, and driving wheel is fixed on input
Axle；Linear electric motors built in bending moment governor motion are socketed on the radial spoke guide rail of driving wheel；Control signal is transmitted by slip ring
To linear electric motors built in bending moment governor motion, and the radially spoke guide rail motion of bending moment governor motion is controlled, to change slide crank
The crank of block mechanism drives position of the fulcrum and changes the movement velocity of the sliding block of slider-crank mechanism；The crank of slider-crank mechanism
It is connected with bending moment governor motion by oscillating bearing；The crank of slider-crank mechanism is connected with sliding block also by oscillating bearing；It is bent
The sliding block of handle slide block mechanism is with driving the rack of rack group to be connected；The rack of driving rack group is engaged with the gear of driven gear group
The linear reciprocating motion of rack is converted to the crankmotion of gear；The inner ring gear of driven gear group and single-phase sheave machine
Structure is connected firmly, and the outer ring of single-phase Geneva mechanism is rotated with the gear synchronous of driven gear group；The inner ring of single-phase Geneva mechanism and output
Axle is connected firmly；When the gear reciprocating rotary motion of driven gear group, single direction rotation is only passed to output shaft and made by single-phase Geneva mechanism
Can only single direction rotation, the bearing hole that output shaft is embedded in speed change chamber interior wall by the rolling bearing of the axle two ends shaft shoulder fixes, flywheel
Mechanism is socketed in the stage casing of output shaft and connected firmly by straight pin with output shaft socket.
2. large speed ratio stepless speed change device as claimed in claim 1, it is characterised in that the installation of large speed ratio stepless speed change device
In closed gearbox body, configuration pressure regulating device and lubricating system in gearbox body.
3. large speed ratio stepless speed change device as claimed in claim 2, it is characterised in that the extraneous energy of gearbox body is to rotate
The form input of motion is converted to moment of torsion by executing agency and is delivered to input shaft.
4. large speed ratio stepless speed change device as claimed in claim 1, it is characterised in that driving wheel is fixed in the way of key is connected
In input shaft.
5. large speed ratio stepless speed change device as claimed in claim 1, it is characterised in that also include：Reponse system is controlled, is used for
According to the output speed of setting and different operating modes according to the corresponding control signal of output.
6. large speed ratio stepless speed change device as claimed in claim 1, it is characterised in that also include：The cunning of slider-crank mechanism
Block is with driving the rack of rack group to be bolted.
7. large speed ratio stepless speed change device as claimed in claim 1, it is characterised in that also include：The gear of driven gear group
Inner ring is connected by key with single-phase Geneva mechanism and connected firmly.
8. large speed ratio stepless speed change device as claimed in claim 1, it is characterised in that the inner ring of single-phase Geneva mechanism and output
Axle is connected firmly by key connection.
9. large speed ratio stepless speed change device as claimed in claim 1, it is characterised in that including：N crank connecting rod sliding block machine
Structure, the phase difference of 2n bending moment governor motion of n crank connecting rod sliding block mechanism is 360 degree divided by 2n.
10. large speed ratio stepless speed change device as claimed in claim 5, it is characterised in that control reponse system passes through input shaft
The change of the velocity sensor sensing input speed of upper installation and according to the output signal drive installation of control program in driving wheel
On bending moment governor motion change position of the crank driving fulcrum on driving wheel radially spoke of slider-crank mechanism, crank
Drive change in location of the fulcrum on active wheel spoke to result in crank and drive fulcrum changing to the i.e. diameter of driving wheel axle center distance
Become.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710260718.8A CN107023624A (en) | 2017-04-20 | 2017-04-20 | A kind of large speed ratio stepless speed change device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710260718.8A CN107023624A (en) | 2017-04-20 | 2017-04-20 | A kind of large speed ratio stepless speed change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107023624A true CN107023624A (en) | 2017-08-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710260718.8A Pending CN107023624A (en) | 2017-04-20 | 2017-04-20 | A kind of large speed ratio stepless speed change device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107023624A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966367A (en) * | 2019-12-06 | 2020-04-07 | 中国科学院深圳先进技术研究院 | Amplitude-adjustable sine mechanism |
| CN112273008A (en) * | 2019-07-27 | 2021-01-29 | 湖北工业大学 | Accurate adjustment mechanism of fertile is spilt to agricultural |
| CN113757331A (en) * | 2021-09-16 | 2021-12-07 | 李金旺 | Connecting rod type stepless speed change device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57120758A (en) * | 1981-01-19 | 1982-07-27 | Shinko Electric Co Ltd | Semi-chord and different speed driving mechanism |
| JPS63285361A (en) * | 1987-05-15 | 1988-11-22 | Masahiro Yoshino | Non-stage speed change gear |
| SU1597483A1 (en) * | 1988-03-28 | 1990-10-07 | Каунасский Политехнический Институт Им.Антанаса Снечкуса | Adjustable-link leverage |
| CN1288123A (en) * | 1999-09-15 | 2001-03-21 | 刘俊宇 | Variable speed mechanism |
| CN104074943A (en) * | 2014-06-30 | 2014-10-01 | 王岳林 | Stepless speed change device for driving of pitch bent axle |
| CN104633094A (en) * | 2015-02-15 | 2015-05-20 | 福州大学 | Impulse type continuously variable transmission |
| CN105697708A (en) * | 2016-03-11 | 2016-06-22 | 湘潭大学 | Novel mechanical stepless speed change device |
-
2017
- 2017-04-20 CN CN201710260718.8A patent/CN107023624A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57120758A (en) * | 1981-01-19 | 1982-07-27 | Shinko Electric Co Ltd | Semi-chord and different speed driving mechanism |
| JPS63285361A (en) * | 1987-05-15 | 1988-11-22 | Masahiro Yoshino | Non-stage speed change gear |
| SU1597483A1 (en) * | 1988-03-28 | 1990-10-07 | Каунасский Политехнический Институт Им.Антанаса Снечкуса | Adjustable-link leverage |
| CN1288123A (en) * | 1999-09-15 | 2001-03-21 | 刘俊宇 | Variable speed mechanism |
| CN104074943A (en) * | 2014-06-30 | 2014-10-01 | 王岳林 | Stepless speed change device for driving of pitch bent axle |
| CN104633094A (en) * | 2015-02-15 | 2015-05-20 | 福州大学 | Impulse type continuously variable transmission |
| CN105697708A (en) * | 2016-03-11 | 2016-06-22 | 湘潭大学 | Novel mechanical stepless speed change device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112273008A (en) * | 2019-07-27 | 2021-01-29 | 湖北工业大学 | Accurate adjustment mechanism of fertile is spilt to agricultural |
| CN112273008B (en) * | 2019-07-27 | 2022-01-04 | 湖北工业大学 | Accurate adjustment mechanism of fertile is spilt to agricultural |
| CN110966367A (en) * | 2019-12-06 | 2020-04-07 | 中国科学院深圳先进技术研究院 | Amplitude-adjustable sine mechanism |
| CN113757331A (en) * | 2021-09-16 | 2021-12-07 | 李金旺 | Connecting rod type stepless speed change device |
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